How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 3/7100.0*Average seed
Milligan 130 Tony 90 +0.6
Commiss 105 Merrit 110 -0.1
Strain 119.6 Mia 150 +0.0
If winner is:HomeAway
Week of 3/14100.0*Average seed
Milligan vs Merrit+0.7-1.0
Strain vs Adam-0.4+0.2
Ferrari vs Mia-0.2+0.0

What If

Chances based on how well the Milligan finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
62-0Out86953,866,178
51-1Out213147127,250,060
40-2Out10017,736,782
Total:Out1818263748,853,020
Games Above .500
Chance Will Make Playoffs